The answer is, "Lithosphere plate boundaries."
Most earth quakes occur in the upper 10-12 miles of the earth crust as the result of failure on faults caused by the strains induced by plate motions.
I hope this helps!
Microbes. Bacteria, for example, convert nitrogen and carbon dioxide from the air into usable components that plants and animals can use as essential building blocks. A loss of all microbes would be terrible news for living organisms that can't create or take in these essential nutrients on their own.
The cell’s DNA is replicated or copied before cell division because it is important for the cell to have 2 DNA molecules because the cell is going to divide into 2. Each new cell need a 1 DNA
There is a much greater surface area for the exchange of oxygen and carbon dioxide.